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Phylogenetic analysis indicates that this taxon is one of the four natural groups within the Gastropoda: Vetigastropoda, Caenogastropoda, Patellogastropoda, and Heterobranchia. Research on the mitochondrial genome arrangement has shown that the Vetigastropoda (and Caenogastropoda) mostly retain the ancestral gene arrangement.
There are 34 freshwater gastropod taxa on this list. The only marine endangered gastropod is Haliotis sorenseni. The only overseas endangered land snail is Papustyla pulcherrima. Altogether 36 gastropod species are federally listed as of 2 October 2009. [2]
Cenozoic gastropods of North America (1 C, 2 P) Pages in category "Prehistoric gastropods of North America" The following 2 pages are in this category, out of 2 total.
Scaly-foot gastropod Chrysomallon squamiferum, common name the scaly-foot gastropod, is a species of deep-sea hydrothermal-vent snail, a marine gastropod mollusc in the family Peltospiridae. This vent-endemic gastropod is known only from deep-sea hydrothermal vents in the Indian Ocean, where it has been found at depths of about 2,400–2,800 m ...
This list of gastropods described in 2017 is a list of new taxa of snails and slugs of every kind that have been described (following the rules of the ICZN) during the year 2017. The list only includes taxa at the rank of genus or species. For changes in taxonomy above the level of genus, see Changes in the taxonomy of gastropods since 2005.
Paleogene gastropods of North America (3 P) Pages in category "Cenozoic gastropods of North America" The following 2 pages are in this category, out of 2 total.
This list of gastropods described in 2018 is a list of new taxa of snails and slugs of every kind that have been described (following the rules of the ICZN) during the year 2018. The list only includes taxa at the rank of genus or species .
This list of gastropods described in 2010, is a list of new taxa of snails and slugs of every kind that have been described (following the rules of the ICZN) during the year 2010. The list only includes taxa at the level of genus or species. For changes in taxonomy above the level of genus, see Changes in the taxonomy of gastropods since 2005.